1 files changed, 7 insertions, 3 deletions

diff --git a/drivers/usb/otg/otg.c b/drivers/usb/otg/otg.c
index e1814397ca3a..2bd03d261a50 100644
--- a/drivers/usb/otg/otg.c
+++ b/drivers/usb/otg/otg.c
@@ -130,7 +130,7 @@ struct usb_phy *usb_get_phy(enum usb_phy_type type)
         spin_lock_irqsave(&phy_lock, flags);
 
         phy = __usb_find_phy(&phy_list, type);
-        if (IS_ERR(phy)) {
+        if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) {
                 pr_err("unable to find transceiver of type %s\n",
                         usb_phy_type_string(type));
                 goto err0;
@@ -228,7 +228,7 @@ struct usb_phy *usb_get_phy_dev(struct device *dev, u8 index)
         spin_lock_irqsave(&phy_lock, flags);
 
         phy = __usb_find_phy_dev(dev, &phy_bind_list, index);
-        if (IS_ERR(phy)) {
+        if (IS_ERR(phy) || !try_module_get(phy->dev->driver->owner)) {
                 pr_err("unable to find transceiver\n");
                 goto err0;
         }
@@ -301,8 +301,12 @@ EXPORT_SYMBOL(devm_usb_put_phy);
  */
 void usb_put_phy(struct usb_phy *x)
 {
-        if (x)
+        if (x) {
+                struct module *owner = x->dev->driver->owner;
+
                 put_device(x->dev);
+                module_put(owner);
+        }
 }
 EXPORT_SYMBOL(usb_put_phy);